參數(shù)資料
型號: EVAL-ADUC842QSPZ
廠商: Analog Devices Inc
文件頁數(shù): 6/88頁
文件大小: 0K
描述: KIT DEV QUICK START ADUC842
標(biāo)準(zhǔn)包裝: 1
系列: QuickStart™ PLUS 套件
類型: MCU
適用于相關(guān)產(chǎn)品: ADuC842
所含物品: 評估板、電源、纜線、軟件、仿真器和說明文檔
ADuC841/ADuC842/ADuC843
Rev. 0 | Page 14 of 88
EXTERNAL REFERENCE (V)
–0.6
0.5
WCP
DNL
(LSBs)
1.0
2.0
2.5
5.0
–0.4
1.5
–0.2
0
0.2
0.4
0.6
WCN
DNL
(LSBs)
–0.4
–0.6
–0.2
0
0.2
0.4
0.6
AVDD /DVDD = 5V
fS = 152kHz
WCP DNL
WCN DNL
03260-0-011
Figure 13. Typical Worst-Case DNL Error vs. VREF, VDD = 5 V
EXTERNAL REFERENCE (V)
WCP
DNL
(LS
B
s)
0.7
0.5
0.1
–0.5
–0.7
0.3
–0.3
AVDD/DVDD = 3V
f
S = 152kHz
0.5
1.0
1.5
2.0
2.5
3.0
WCN
DNL
(LS
B
s)
WCP DNL
WCN DNL
–0.1
0.7
0.5
0.1
–0.5
–0.7
0.3
–0.3
–0.1
03260-0-012
Figure 14. Typical Worst-Case DNL Error vs. VREF, VDD = 3 V
CODE
817
818
819
820
821
10000
OCCURRE
NCE
8000
6000
4000
2000
0
03260-0-013
Figure 15. Code Histogram Plot, VDD = 5 V
CODE
10000
817
818
819
820
821
OCCURRE
NCE
8000
6000
4000
2000
0
9000
7000
5000
3000
1000
03260-0-014
Figure 16. Code Histogram Plot, VDD = 3 V
20
0
–20
–40
–60
–80
–100
–120
–140
–160
dBs
20
FREQUENCY (kHz)
10
070
60
50
40
30
AVDD/DVDD = 5V
fS = 152kHz
fIN = 9.910kHz
SNR = 71.3dB
THD = –88.0dB
ENOB = 11.6
03260-0-015
Figure 17. Dynamic Performance at VDD = 5 V
20
0
–20
–40
–60
–80
–100
–120
–140
–160
dBs
20
FREQUENCY (kHz)
10
070
60
50
40
30
AVDD/DVDD = 3V
fS = 149.79kHz
fIN = 9.910kHz
SNR = 71.0dB
THD = –83.0dB
ENOB = 11.5
03260-0-016
Figure 18. Dynamic Performance at VDD = 3 V
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